ColorCoral Cleaning Dust Remover Putty Gel For Vents, Keyboard, A/C, and More Trust me, you may think your keyboard or remote control is clean, but just one swipe of this ColorCoral Cleaning Dust Remover Putty Gel ($7-$8) will likely prove otherwise. It also works amazingly well on my a/c vent . . . and you just may find yourself testing it on other potentially dusty items, too, just to see the results. Image Source: amazon.com ColorCoral Cleaning Dust Remover Putty Gel $7 from amazon.com Buy Now